Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 224 [Rate centres in NPA 224] [Dial plan for NPA 224]

NXX: 724

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-724 A Skokie IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-724 0 Skokie IL   515J IP HORIZON LLC 358   2016-08-09   
224-724 1 Skokie IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2016-10-12   
224-724 2 Skokie IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2019-03-25   
224-724 3 Skokie IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2017-01-20   
224-724 4 Skokie IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2020-09-25   
224-724 5 Skokie IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2016-05-20   
224-724 6 Skokie IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2016-05-20   
224-724 7 Skokie IL CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-10-10   
224-724 8 Skokie IL CHCGILWUJMD  073H TELNYX LLC 358   2017-04-21   
224-724 9 Skokie IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2018-12-01   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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